How much should I charge for something like this? (It's my old commission work and I know I severly underpaid myself for and don't want to make that mistake again)

12 41

25 44

25 41

14 40

7 20

45 44

27 40

24 40

42 42

16 10

12 40

11 10

37 46

19 40

22 10

13 40